RAIA is 'line-boundary', 'line-path', idiom, and verb form. RAIA is fish. Viola fish is a RAIA.

RAIA is António Bexiga's synthesis-project approaching the viola campaniça, in its acoustic and electric, analog and digital, traditional experimental, rehearsed and instantaneous frontiers, solo or in open dialogue with other, visual or performance, art forms.

António [Tozé] Bexiga and Cristina Viana
Viola campaniça and live illustration